Treatments | Dose (g or ml/l) | Percent reduction over control *(mean ± SE) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
I spray | II spray | III spray | ||||||||
3DAS | 7DAS | 10DAS | 3DAS | 7DAS | 10DAS | 3DAS | 7DAS | 10DAS | ||
Beauveria bassiana Bb-B1 | 8 | 16.3 ± 3.9a | 16.6 ± 4.3b | 18.4 ± 5.0b | 23.7 ± 6.2c | 23.9 ± 4.9c | 27.4 ± 2.5e | 33.2 ± 1.4e | 36.6 ± 3.9e | 37.8 ± 4.7e |
10 | 17.7 ± 7.6a | 17.7 ± 7.9b | 19.4 ± 8.5b | 24.6 ± 9.4c | 25.2 ± 8.8c | 29.2 ± 8.0e | 34.9 ± 5.8e | 37.8 ± 8.0e | 39.0 ± 7.1e | |
12 | 18.8 ± 6.2a | 18.8 ± 6.3b | 20.5 ± 7.4b | 26.2 ± 8.4c | 26.4 ± 7.5c | 30.0 ± 5.2de | 35.6 ± 3.1e | 38.9 ± 5.9de | 40.5 ± 5.8de | |
Lecanicillium lecanii MTCC 956 | 8 | 21.0 ± 0.5a | 22.6 ± 2.1ab | 25.9 ± 1.2ab | 34.0 ± 5.1abc | 36.5 ± 7.6bc | 42.5 ± 6.3abcd | 52.8 ± 5.8abcd | 58.4 ± 5.4abcd | 59.7 ± 5.4abcd |
10 | 22.3 ± 2.7a | 23.4 ± 4.4ab | 26.7 ± 5.1ab | 34.4 ± 6.4abc | 37.5 ± 6.2abc | 43.5 ± 3.1abc | 53.6 ± 3.0abcd | 59.3 ± 2.5abc | 60.6 ± 5.4abc | |
12 | 23.1 ± 2.0a | 25.5 ± 3.1ab | 28.4 ± 2.5ab | 36.1 ± 3.0abc | 39.2 ± 5.0abc | 45.2 ± 4.3abc | 56.0 ± 5.0abcd | 60.8 ± 4.5abc | 61.7 ± 6.6abc | |
Beauveria bassiana Commercial formulation | 8 | 19.4 ± 3.2a | 20.6 ± 3.5ab | 23.3 ± 4.1ab | 31.1 ± 3.9bc | 32.0 ± 2.4bc | 36.2 ± 3.1cde | 45.6 ± 3.5cde | 51.1 ± 6.1cde | 53.4 ± 6.0cde |
10 | 20.5 ± 5.0a | 21.8 ± 4.4ab | 24.6 ± 5.4ab | 32.5 ± 3.2abc | 33.6 ± 2.3bc | 38.0 ± 6.4cde | 47.1 ± 7.0cde | 52.7 ± 8.2bcde | 55.1 ± 8.9bcde | |
12 | 21.3 ± 3.3a | 23.0 ± 3.7ab | 26.0 ± 5.3ab | 33.4 ± 2.5abc | 34.5 ± 2.3bc | 39.0 ± 5.6bcde | 48.0 ± 7.1bcde | 53.5 ± 9.5bcde | 56.0 ± 9.5bcde | |
Metarhizium anisopliae Commercial formulation | 8 | 19.2 ± 3.7a | 20.8 ± 3.1ab | 24.0 ± 4.0ab | 31.5 ± 3.2bc | 33.2 ± 3.0bc | 37.8 ± 4.3cde | 45.5 ± 6.8de | 50.4 ± 9.2cde | 51.8 ± 10.8cde |
10 | 20.0 ± 3.5a | 22.0 ± 3.6ab | 25.2 ± 4.1ab | 33.0 ± 4.4abc | 34.8 ± 2.6bc | 39.4 ± 4.4bcde | 47.7 ± 5.4bcde | 52.7 ± 6.5bcde | 54.2 ± 7.1bcde | |
12 | 21.5 ± 5.3a | 23.3 ± 5.1ab | 26.5 ± 6.4ab | 34.7 ± 7.0abc | 36.7 ± 7.0bc | 41.3 ± 5.2bcde | 49.7 ± 4.1bcde | 55.2 ± 6.3bcde | 55.9 ± 5.3bcde | |
Lecanicillium lecanii Commercial formulation | 8 | 21.1 ± 5.0a | 22.2 ± 4.8ab | 25.0 ± 5.3ab | 34.6 ± 5.6abc | 37.2 ± 4.1bc | 41.4 ± 2.5bcde | 51.7 ± 1.7bcd | 56.9 ± 2.0bcde | 57.7 ± 2.3bcde |
10 | 22.1 ± 4.4a | 23.2 ± 4.2ab | 26.4 ± 4.3ab | 36.1 ± 3.2abc | 39.1 ± 3.2abc | 42.9 ± 2.0abcd | 53.6 ± 0.9abcd | 58.7 ± 0.7abcd | 59.1 ± 1.1abcd | |
12 | 22.6 ± 3.2a | 24.1 ± 2.6ab | 27.0 ± 3.1ab | 37.0 ± 3.7abc | 40.1 ± 3.1abc | 43.9 ± 2.0abc | 54.2 ± 1.4abcd | 59.0 ± 1.0abcd | 59.8 ± 1.4abcd | |
Azadirachtin 1% (10,000 ppm) | 4 | 26.4 ± 4.1a | 29.0 ± 4.0ab | 32.7 ± 4.1ab | 41.8 ± 5.3abc | 46.2 ± 4.2ab | 51.2 ± 3.2abc | 62.2 ± 5.4abc | 67.9 ± 5.7abc | 71.2 ± 4.8abc |
5 | 28.0 ± 4.0a | 31.5 ± 4.5ab | 34.8 ± 4.2ab | 43.8 ± 2.9ab | 48.2 ± 2.9ab | 53.1 ± 3.4ab | 64.0 ± 5.3ab | 70.1 ± 4.6ab | 74.7 ± 3.7ab | |
Chemical check (malathion 50 EC) | 4 | 30.4 ± 3.8a | 35.6 ± 5.1a | 39.8 ± 5.5a | 50.2 ± 5.1a | 54.5 ± 1.4a | 58.2 ± 3.6a | 69.2 ± 4.7a | 75.4 ± 3.3a | 82.0 ± 4.9a |
F values | 0.7 | 1.1 | 1.1 | 1.6 | 2.5 | 3.2 | 4.1 | 3.3 | 3.5 | |
P | 0.8 | 0.4 | 0.4 | 0.1 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |